diff --git a/public/scripts/backgrounds.js b/public/scripts/backgrounds.js
index 4ec8bf1f6..3deef929a 100644
--- a/public/scripts/backgrounds.js
+++ b/public/scripts/backgrounds.js
@@ -111,7 +111,7 @@ function onLockBackgroundClick(e) {
         return '';
     }
 
-    const relativeBgImage = getUrlParameter(this);
+    const relativeBgImage = getUrlParameter(this) ?? background_settings.url;
 
     saveBackgroundMetadata(relativeBgImage);
     setCustomBackground();